July 1990 Eventos celestes

Ubicación del observador:Beijing (39.904°, 116.407°)

Resumen de eventos celestes mensuales

27 eventos celestes en total, incluidos 4 fases lunares y 4 eventos planetarios.

Eventos celestes diarios

Todas las horas en hora local (Asia/Shanghai)

Group Fecha Amanecer/Atardecer Salida/Puesta de la Luna Fase lunar Eventos celestes

Planetary outlook

July 1990 mid-month observing conditions

Mercury

Excellent
Magnitud aparente: -0.9
Constelación: Leo
Angular diameter: 5.3"
Status: near greatest western elongation

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascensión recta: 08h34m41s
Declinación: +20°33'30"

Venus

Excellent
Magnitud aparente: -3.9
Constelación: Gemini
Angular diameter: 11.7"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Ascensión recta: 05h33m14s
Declinación: +22°19'01"

Mars

Excellent
Magnitud aparente: 0.1
Constelación: Taurus
Angular diameter: 8.4"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascensión recta: 02h00m41s
Declinación: +10°05'43"

Jupiter

Excellent
Magnitud aparente: -1.8
Constelación: Cancer
Angular diameter: 31.6"
Status: near western quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Ascensión recta: 07h37m05s
Declinación: +21°48'00"

Saturn

Excellent
Magnitud aparente: -0.0
Constelación: Capricornus
Angular diameter: 18.5"
Status: near western quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Ascensión recta: 19h35m01s
Declinación: -21°34'14"

Uranus

Fair
Magnitud aparente: 5.6
Constelación: Capricornus
Angular diameter: 3.8"
Status: near western quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Ascensión recta: 18h30m30s
Declinación: -23°35'07"

Neptune

Fair
Magnitud aparente: 7.8
Constelación: Capricornus
Angular diameter: 2.3"
Status: near western quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Ascensión recta: 18h55m51s
Declinación: -21°56'40"

Moon

Excellent
Magnitud aparente: -12.7
Constelación: Aries
Angular diameter: 12446.3"
Status: Moon illumination 55.3%

Observation tip: Moon illumination 55.3%; good for observing lunar surface detail

Ascensión recta: 00h52m16s
Declinación: +10°55'56"